Sonex celebrates 20 years of their line of Sonex planes, based in Oshkosh they produce kit planes with either a jet engine or an aircraft engine, Thursday, July 26, 2018, in Oshkosh, Wis.  The 66th annual Experimental Aircraft Association Fly-In Convention, AirVenture 2018 draws over 500,000 people and over 10,000 planes from more than 70 nations annually to the area.  The convention runs through July 29.Joe Sienkiewicz/USA Today NETWORK-Wisconsin
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